World Resorts USA Dauphin Island Weather

Dauphin Island sea water temperature

Current sea water temperature:
+63.9°F
Minimum sea water temperature in December: 68.5°F
Maximum sea water temperature in December: 54.7°F
Average sea water temperature in December: 62.4°F

Sea water temperature for the last 10 days:

December 29 63.9°F December 24 60.8°F
December 28 63.9°F December 23 59.7°F
December 27 63.9°F December 22 59.4°F
December 26 61.3°F December 21 58.8°F
December 25 61.2°F December 20 58.3°F

When is the warmest sea in Dauphin Island?

Based on the data about daily sea water temperature for the last three years the warmest sea in Dauphin Island was noticed in August, July and September.

Monthly Sea Temperatures in Dauphin Island, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 86.7°F. The highest and lowest sea temperatures during the month were 88.7°F and 84.4°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 87.2°F. The highest and lowest sea temperatures during the month were 88.2°F and 85.3°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 84.2°F. The highest and lowest sea temperatures during the month were 85.8°F and 82.4°F.

Best time for vacation in Dauphin Island

Sunniest months:
October 20 days
September 15 days
November 15 days
Warmest months:
August 86.0 °F
July 85.7 °F
June 84.3 °F
Warmest sea temp:
August 86.7 °F
July 86.1 °F
September 83.7 °F
Coldest months:
January 56.3 °F
December 59.7 °F
February 59.8 °F
Rainiest months:
August 5 days
July 5 days
May 4 days
Windiest months:
January 11.7 mph
March 11.4 mph
February 11.0 mph

Dauphin Island on a weather map

Dauphin Island
+63°F
E 13 mph
Feels like: +63°F
Precip.: 0%
Places in USA:
Name
°F
+54°F
+73°F
+73°F
+41°F
+52°F
+64°F
+70°F
+66°F
+37°F
+48°F
+45°F
+59°F
+59°F
+48°F
+19°F
24 Hours Forecast
Dauphin Island
Local time: 06:49
December 29, monday
0900
55°F
S
32 mph
1200
52°F
S
25 mph
1500
54°F
S
23 mph
1800
55°F
S
22 mph
2100
50°F
S
21 mph
December 30, tuesday
0000
46°F
S
21 mph
0300
45°F
S
21 mph
0600
43°F
S
21 mph
Units of measurement: °C / °F